CVE-2020-11793: Use After Free

Published Apr 17, 2020
·
Updated

A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash).

Affected Software

11 affected componentsFixes available
redhat/webkitgtk<2.28.1
2.28.1
WebKitGTK WebKitGTK<2.28.1
wpewebkit WPE WebKit<2.28.1
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Fedoraproject Fedora=30
Fedoraproject Fedora=31
Fedoraproject Fedora=32
openSUSE Leap=15.1
debian/webkit2gtk
2.44.2-1~deb11u12.50.4-1~deb11u12.50.4-1~deb12u12.50.4-1~deb13u12.50.5-1
debian/wpewebkit
2.38.6-1~deb11u12.38.6-12.48.3-12.50.5-1

Event History

Apr 17, 2020
CVE Published
via MITRE·12:40 PM
Data Sourced
via MITRE·12:40 PM
Description
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
Feb 23, 2026
Data Sourced
via Ubuntu·06:44 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Launchpad·06:44 PM
Description
Data Sourced
via Debian·06:45 PM
DescriptionAffected Software
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Frequently Asked Questions

1

What is CVE-2020-11793?

CVE-2020-11793 is a use-after-free vulnerability in WebKitGTK and WPE WebKit that allows remote attackers to execute arbitrary code or cause a denial of service.

2

What software is affected by CVE-2020-11793?

CVE-2020-11793 affects WebKitGTK before version 2.28.1 and WPE WebKit before version 2.28.1.

3

How severe is CVE-2020-11793?

CVE-2020-11793 has a severity score of 8.8, which is considered high.

4

How can I fix CVE-2020-11793?

To fix CVE-2020-11793, you should update WebKitGTK to version 2.28.1 or later.

5

Where can I find more information about CVE-2020-11793?

You can find more information about CVE-2020-11793 on the MITRE CVE website, the WebKitGTK security advisory, and the Ubuntu Security Notice.

Company

Resources

Contact

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